Aivi Nguyen, MD
NPI 1558781286 · Anatomic Pathology Physician · Rochester, MN
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aivi Nguyen, MD is a Anatomic Pathology Physician provider in Rochester, MN (NPI 1558781286).
Provider details
- NPI number
- 1558781286
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
125 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 73 | $28 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 31 | $81 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 21 | $35 |
Typical Medicare-allowed amounts for these services range $28–$81 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 3400 Spruce St6 FoundersPhiladelphia, PA 19104-4238Phone: (215) 662-4829Fax: (215) 614-1856
Registry dates
- Enumerated
- 2014-04-21
- Last updated
- 2020-09-30
- Certified
- 2020-09-30
Frequently asked questions
- What is Aivi Nguyen's NPI number?
- Aivi Nguyen's National Provider Identifier (NPI) is 1558781286, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aivi Nguyen's specialty?
- Aivi Nguyen is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Aivi Nguyen located?
- Aivi Nguyen's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0002.
- What is Aivi Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Aivi Nguyen is (507) 284-2511.
- Does Aivi Nguyen accept Medicare?
- Aivi Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aivi Nguyen's NPI active?
- Yes — Aivi Nguyen's NPI (1558781286) is active in the NPPES registry as of the last update on 2020-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.